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Seventh Grade (Grade 7) Science Questions

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Grade 7 Scientific Method
What is an inference?
  1. a logical conclusion
  2. a universal negative
  3. an observation
Grade 7 Macromolecules
Grade 7 Cell Structure and Function
Who discovered and named cells?
  1. Robert Hooke
  2. Theodor Schwann
  3. Matthias Schleiden
  4. Albert Einstein
Grade 7 Earth's Layers
Which shows each of the following layers in order from the outermost layer?
Layers Of The Earth
  1. mantle, outer core, crust, and inner core
  2. inner core, outer core, crust, and mantle
  3. crust, mantle, outer core, inner core
  4. mantle, crust, outer core, inner core
Grade 7 Biomes
What part of Earth supports life?
  1. ecology
  2. ecosystem
  3. biotic
  4. biosphere
Grade 7 Magnetism and Electricity
Grade 7 Heat Transfer
Tires sliding on pavement when brakes are applied exemplify                  .
  1. mechanical energy
  2. thermal energy
  3. chemical energy
  4. nuclear energy
Grade 7 Periodic Table and Elements
Grade 7 Forces and Motion
The strength of the force of gravity depends on
  1. the masses of the objects and their speeds.
  2. the masses of the objects and the distance between them.
  3. the weight of the objects and their speeds.
  4. the masses of the objects and their weights.
Grade 7 Development and Reproduction
Grade 7 Food Chains and Webs
Which tool shows the amount of energy available at each feeding level?
  1. food web
  2. food chain
  3. energy pyramid
  4. food pyramid
Grade 7 Cell Structure and Function
The correct order of the phases of the cell cycle is
  1. prophase, interphase, metaphase, anaphase, telophase.
  2. prophase, metaphase, anaphase, interphase, telophase.
  3. interphase, prophase, metaphase, anaphase, telophase.
Grade 7 Taxonomy
What is an animal without a backbone called?
  1. invertebrate
  2. ectotherm
  3. vertebrate
  4. endotherm
Grade 7 Cell Structure and Function
What organelle stores food and water?
  1. mitochondria
  2. cell wall
  3. vacuole
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